The table below contains the information about two embankment sections. The distance between them being 30m. The formation width increases uniformly from 6m at the first section to 9m at the second. Calculate the volume between .these sections by trapezoidal formula L -2.07 7.14 -2.16 8.82 CL -2.34 0 -3.45 0 R -3.15 9.30 -3.81 12.12 1149.80. m3 O 1194.282 m3 O 1194.820 m3 O 1149.282 m3 O

Q1) A rectangle ABCD, 30 m x 20m forms the plan of an excavation. AD and BC are longer sides and E is the point of intersection of the diagonals. From the original surface level and the excavated level, calculate the volume of excavation within АВCD. Pont Original level Final level A 25.590 m 22.800 m B 27.915 m 22.800 m 27.645 m 23.160 m D 25.410 m 23.160 m E 28.020 m 22.980 m Q2) Reproduced below is the page of a level book. Fill in the data. Apply usual checks. Stn. B.S I.S F.S Rise Fall R.L. Remarks 1 2.150 450.000 В.М.1 2 1.645 ? 0.500 3 2.345 4 ? 1.960 ? 2.05 1.825 0.400 7 -1.690 ? 0.120 451.730 B.M.2 Staff held against ceiling 8 ? 2.100 499.100 В.М.3

4. Calculate the resultant force acting on the curved surface BC. Assume section is 4m perpendicular to the paper.

9. It is known that: •Q = 18 m^ 3 /s • Rectangular channel, 3 m wide • Unfinished form concrete channel • occurs at a depth of y1 = 1 m jumpDetermine : Velocity after hydraulic jump %3D